import axios from "axios";
import {
  Notification,
  MessageBox,
  Message
} from "element-ui";
import store from "@/store";
import * as auth from "@/utils/auth";
import errorCode from "@/utils/errorCode";
import {
  tansParams
} from "@/utils/common";
import cache from "@/plugins/cache";
import router from "../router";

// 是否显示重新登录
export const isRelogin = {
  show: false,
};

axios.defaults.headers["Content-Type"] = "application/json;charset=utf-8";
// 创建axios实例
const service = axios.create({
  // axios中请求配置有baseURL选项，表示请求URL公共部分

  // baseURL: 'http://47.115.172.144:3089/xiaoyi_central',

  // baseURL: 'http://120.79.23.222:10106/xiaoyi_central',
  baseURL: process.env.VUE_APP_BASE_API +"/xiaoyi_central",
  // 超时
  timeout: 10000,
});

// request interceptor
service.interceptors.request.use(
  (config) => {
    // 是否需要设置 token
    const isToken = (config.headers || {}).isToken === false;
    // 是否需要防止数据重复提交
    const isRepeatSubmit = (config.headers || {}).repeatSubmit === false;
    if (auth.getToken() && !isToken) {
      config.headers["session"] = auth.getToken(); // 让每个请求携带自定义session 必须
      config.headers["uid"] = auth.getUid(); // 让每个请求携带uid  必须
      config.headers["channel"] = auth.getChannel(); // 默认为0
    }
    // get请求映射params参数
    if (config.method === "get" && config.params) {
      let url = config.url + "?" + tansParams(config.params);
      url = url.slice(0, -1);
      config.params = {};
      config.url = url;
    }
    if (
      !isRepeatSubmit &&
      (config.method === "post" || config.method === "put")
    ) {
      const requestObj = {
        url: config.url,
        data: typeof config.data === "object" ?
          JSON.stringify(config.data) : config.data,
        time: new Date().getTime(),
      };
      const sessionObj = cache.session.getJSON("sessionObj");
      if (
        sessionObj === undefined ||
        sessionObj === null ||
        sessionObj === ""
      ) {
        cache.session.setJSON("sessionObj", requestObj);
      } else {
        const s_url = sessionObj.url; // 请求地址
        const s_data = sessionObj.data; // 请求数据
        const s_time = sessionObj.time; // 请求时间
        const interval = 1000; // 间隔时间(ms)，小于此时间视为重复提交
        if (
          s_data === requestObj.data &&
          requestObj.time - s_time < interval &&
          s_url === requestObj.url
        ) {
          const message = "数据正在处理，请勿重复提交";
          console.warn(`[${s_url}]: ` + message);
          // return Promise.reject(new Error(message))
        } else {
          cache.session.setJSON("sessionObj", requestObj);
        }
      }
    }
    return config;
  },
  (error) => {
    console.log(error);
    Promise.reject(error);
  }
);

// 响应拦截器

service.interceptors.response.use(
  (res) => {
    // 未设置状态码则默认成功状态
    const code = res.data.code;
    // 获取错误信息
    const msg = errorCode[code] || res.data.msg || errorCode["default"];
    // 二进制数据则直接返回
    if (
      res.request.responseType === "blob" ||
      res.request.responseType === "arraybuffer"
    ) {
      return res.data;
    }
    if (code !== 0) {
      switch (code) {
        case 401:
          MessageBox.alert("您的登录信息过期，请重新登录！", "温馨提示", {
            confirmButtonText: "确定",
            showClose: false,
            lockScroll: true,
            callback: async (action) => {
              await store.dispatch("user/logout");
              router.push(`/login`);
            },
          });
          break;
        case 11001:
          Message({
            message: "密码错误，请重新输入！",
            type: "error",
            duration: 5 * 1000,
          });
          break;
        case 11003:
          Message({
            message: "用户已经被创建！",
            type: "error",
            duration: 5 * 1000,
          });
          break;
        case 11005:
          MessageBox.alert(
            "您的账户已经在别的地方登录，请重新登录！",
            "温馨提示", {
              confirmButtonText: "确定",
              showClose: false,
              lockScroll: true,
              callback: async (action) => {
                await store.dispatch("user/logout");
                router.push(`/login`);
              },
            }
          );
          break;
        default:
          Message({
            message: msg || "Error",
            type: "error",
            duration: 5 * 1000,
          });
      }
      return Promise.reject(res || "Error");
    } else {
      return res.data;
    }
  },
  (error) => {
    console.log("err" + error);
    let {
      message
    } = error;
    if (message == "Network Error") {
      message = "后端接口连接异常";
    } else if (message.includes("timeout")) {
      message = "系统接口请求超时";
    } else if (message.includes("Request failed with status code")) {
      message = "系统接口" + message.substr(message.length - 3) + "异常";

    }
    Message({
      message: message,
      type: "error",
      duration: 5 * 1000,
    });
    return Promise.reject(error);
  }
);

export default service;
